Home / 726,056.10-1,087,010.55-446,120.10

Finding the Fourth Proportional to 726,056.10, 1,087,010.55 and 446,120.10

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Solution

The fourth proportional to 726,056.10, 1,087,010.55 and 446,120.10 is: 667,906.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,056.10 : 1,087,010.55 = 446,120.10 : x
  2. Step 2: Convert to fraction form
    726,056.10/1,087,010.55 = 446,120.10/x
  3. Step 3: Cross multiply
    726,056.10x = 1,087,010.55 × 446,120.10
  4. Step 4: Simplify right side
    726,056.10x = 484,937,255,267.06
  5. Step 5: Solve for x
    x = 484,937,255,267.06/726,056.10
  6. Step 6: Final answer
    x = 667,906.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.